Product introduction Aspire INR 26650 4200mAh High Drain Battery is a high performance rechargeable lithium battery. It works with Aspire NX100 as well as other 26650 mods. Parameters: Type: Li-ion INR (Rechargeable) Rated capacity: 4300mAh Max Discharge current (continuous): 20A Max Discharge current (Pulse): 40A Voltage: 3.7V Style: Flat top Initial impedance: 13ohm (+/- 2ohm) Rated storage temperature: 20-60C